Made of high quality material Heavier weight can lower the center of gravity It helpe to extend the distance of the wheel Suit for Axial SCX10 III CC01 WRAITH RR10 Redcat GEN8 1/10 RC Crawler Car Tool Supplies:Assembly Category Upgrade Parts/Accessories:Hex Wheel Hub Extended Adapter RC Parts & Accs:Servo Accessories Use:Vehicles & Remote Control Toys Technical parameters:Value 2 Remote Control Peripherals/Devices:Receivers For Vehicle Type:Cars Four-wheel Drive :Assemblage Wheelbase:Screws Hex Width: 12mm Thickness: 6mm Total Weight: 20g colour:Yellow Material:brass Package Contents: 4 x Hex Wheel Hub Extended Adapter 4 x Pin 4 x Screw Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.